<?php
/**
 * Created by PhpStorm.
 * User: luiz
 * Date: 2019/5/18
 * Time: 13:20
 */

namespace app\api\validate;


use app\lib\exception\ParameterException;

class OrderPlace extends BaseValidate
{
    protected $rule = [
        'products' => 'checkProducts'
    ];
    protected $singleRule = [
        'product_id'=>'require|isInt',
        'count'=>'require|isInt'
    ];
    protected function checkProducts($values)
    {
        if(!is_array($values))
        {
            throw new ParameterException([
                'msg'=>'参数不正确'
            ]);
        }
        if(empty($values))
        {
            throw new ParameterException([
                'msg'=>'商品列表不能为空'
            ]);
        }
        foreach ($values as $value)
        {
            $this->checkProduct($value);
        }
        return true;
    }
    protected function checkProduct($value)
    {
        $validate = new BaseValidate($this->singleRule);
        $result = $validate->check($value);
        if(!$result)
        {
            throw new ParameterException([
                'msg'=>'商品列表参数错误'
            ]);
        }
    }
}